NULL pointer dereference in Libarchive

CVE-2025-1632

A vulnerability was found in libarchive up to 3.7.7. It has been classified as problematic. This affects the function list of the file bsdunzip.c. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

EPSS: 0.003 (26.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

Affected products

  • Libarchive
  • N/a Libarchive — versions 3.7.0, 3.7.1, 3.7.2

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cna@vuldb.com (Permissions Required, technical-description, VDB Entry, vdb-entry)
  • cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
  • cna@vuldb.com (Exploit, VDB Entry, Third Party Advisory, third-party-advisory)
  • cna@vuldb.com (Exploit, exploit)

Frequently asked questions

What is CVE-2025-1632?
CVE-2025-1632 is a low-severity vulnerability in Libarchive, classified under Improper Resource Shutdown or Release. CVSS score: 3.3/10. Published 2025-02-24.
How severe is CVE-2025-1632?
Low severity. CVSS v3 base score is 3.3 out of 10.
Is CVE-2025-1632 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.